@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,500;0,700;0,800;1,400;1,500;1,700;1,800&display=swap');

/* ================= ESTILOS ================= */
:root {
    --brand-orange: #FC4C24;
    --brand-magenta: #F5209F;
    --brand-dark: #2D2D2D;
    --brand-orange-soft: rgba(252, 76, 36, 0.14);
    --brand-magenta-soft: rgba(245, 32, 159, 0.16);
    --brand-dark-soft: rgba(45, 45, 45, 0.12);
    --bg-dark: var(--brand-dark);
    --magenta: var(--brand-magenta);
    --orange: var(--brand-orange);
    --brand-gradient: linear-gradient(135deg, var(--orange) 0%, var(--magenta) 100%);

    --bg-page: var(--brand-dark);
    --bg-navbar: rgba(45, 45, 45, 0.82);
    --navbar-border: rgba(255, 255, 255, 0.05);
    --navbar-link: #f1f5f9;
    --btn-outline-border: rgba(255, 255, 255, 0.2);
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --text-section-title: #f8fafc;
    --text-section-desc: #cbd5e1;
    --text-card: #b6c0cc;
    --about-bg: #252525;
    --card-bg: rgba(255, 255, 255, 0.045);
    --card-border: rgba(255, 255, 255, 0.12);
    --devices-bg: #2D2D2D;
    --contact-bg: #252525;
    --form-bg: rgba(255, 255, 255, 0.055);
    --form-border: rgba(255, 255, 255, 0.16);
    --form-input-bg: rgba(255, 255, 255, 0.08);
    --form-input-color: #f8fafc;
    --form-placeholder-color: #aeb7c4;
    --footer-bg: #191c24;
    --footer-text: #94a3b8;
    --contact-info-color: #cbd5e1;
    --section-shadow: rgba(0, 0, 0, 0.22);
    --switch-bg: rgba(255, 255, 255, 0.08);
    --switch-border: rgba(255, 255, 255, 0.12);
    --switch-icon: #d8dce2;
    --circle-glass-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.02));
    --circle-glass-border: rgba(255, 255, 255, 0.12);
    --circle-accent-bg: linear-gradient(145deg, rgba(252, 76, 36, 0.26), rgba(245, 32, 159, 0.08));
    --circle-ring-color: rgba(245, 32, 159, 0.55);
    --hero-wave-opacity: 0.35;
}

html.light-mode {
    --bg-page: #ffffff;
    --bg-navbar: rgba(45, 45, 45, 0.90);
    --navbar-border: rgba(255, 255, 255, 0.10);
    --navbar-link: #ffffff;
    --btn-outline-border: rgba(255, 255, 255, 0.26);
    --text-main: var(--brand-dark);
    --text-muted: #5f6368;
    --text-section-title: var(--brand-dark);
    --text-section-desc: #555b62;
    --text-card: #656b72;
    --about-bg: #ffffff;
    --card-bg: #ffffff;
    --card-border: rgba(45, 45, 45, 0.10);
    --devices-bg: #ffffff;
    --contact-bg: #ffffff;
    --form-bg: #ffffff;
    --form-border: rgba(45, 45, 45, 0.20);
    --form-input-bg: #ffffff;
    --form-input-color: var(--brand-dark);
    --form-placeholder-color: #737980;
    --footer-bg: var(--brand-dark);
    --footer-text: #d6d6d6;
    --contact-info-color: #5f6368;
    --section-shadow: rgba(0, 0, 0, 0.05);
    --switch-bg: rgba(255, 255, 255, 0.08);
    --switch-border: rgba(255, 255, 255, 0.14);
    --switch-icon: #d8dce2;
    --circle-glass-bg: linear-gradient(135deg, rgba(245, 32, 159, 0.16), rgba(245, 32, 159, 0.06));
    --circle-glass-border: rgba(245, 32, 159, 0.20);
    --circle-accent-bg: linear-gradient(145deg, rgba(252, 76, 36, 0.16), rgba(245, 32, 159, 0.08));
    --circle-ring-color: rgba(252, 76, 36, 0.30);
    --hero-wave-opacity: 0.18;
}

html.dark-mode {
    --bg-page: var(--brand-dark);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body,
button,
input,
select,
textarea {
    font-family: 'Montserrat', sans-serif;
}

body {
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.6;
}

body,
.navbar,
.about-section,
.feature-card,
.devices-section,
.contact-section,
.contact-form,
.contact-form input,
.contact-form select,
.contact-form textarea,
.footer {
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

/* ================= HEADER ================= */
.navbar {
    width: 100%;
    padding: 20px 0;
    background-color: var(--bg-navbar);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--navbar-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.brand-logo {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.img-logo {
    height: 75px; 
    width: auto;
    object-fit: contain;
    display: block;
}

.nav-links {
    display: flex;
    gap: 18px;
    align-items: center;
    margin-left: auto;
    flex-wrap: wrap;
    justify-content: flex-end;
}

    .nav-links a {
        color: var(--navbar-link);
        text-decoration: none;
        font-size: 14px;
        font-weight: 600;
        transition: color 0.3s ease;
    }

        .nav-links a:hover {
            color: var(--magenta);
        }


.btn-outline {
    border: 1px solid var(--btn-outline-border);
    padding: 8px 20px;
    border-radius: 50px;
}

    .btn-outline:hover {
        border-color: var(--magenta);
        background: rgba(245, 32, 159, 0.1);
    }

.nav-links .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 22px;
    font-size: 14px;
    line-height: 1;
    color: #ffffff;
    white-space: nowrap;
}

    .nav-links .btn-primary:hover {
        color: #ffffff;
    }

.nav-links .nav-cta-secondary {
    background: transparent;
    border: 1px solid var(--btn-outline-border);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

    .nav-links .nav-cta-secondary:hover {
        border-color: transparent;
        box-shadow: 0 15px 25px rgba(245, 32, 159, 0.4);
    }

    .nav-links .nav-cta-secondary:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px rgba(245, 32, 159, 0.22), 0 15px 25px rgba(245, 32, 159, 0.32);
    }

/* ================= HERO SECTION ================= */
.hero {
    padding-top: 150px;
    padding-bottom: 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-page);
    background-image:
        radial-gradient(ellipse at 20% 20%, var(--brand-magenta-soft) 0%, transparent 45%),
        radial-gradient(ellipse at 80% 75%, var(--brand-orange-soft) 0%, transparent 40%);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: center;
}


    .hero::before {
        content: '';
        position: absolute;
        top: -20%;
        left: -10%;
        width: 50%;
        height: 60%;
        background: radial-gradient(circle, rgba(245, 32, 159, 0.15) 0%, rgba(25, 28, 36, 0) 70%);
        z-index: 0;
        pointer-events: none;
    }

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    min-height: 560px;
    position: relative;
    z-index: 2;
}

.hero-text {
    width: min(600px, 100%);
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: 0;
}

.text-gradient {
    background: var(--brand-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 560px;
}

.hero-features {
    list-style: none;
    margin-bottom: 40px;
}

    .hero-features li {
        font-size: 16px;
        margin-bottom: 15px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

        .hero-features li span {
            color: var(--magenta);
            font-size: 14px;
        }


.btn-primary {
    display: inline-block;
    background: var(--brand-gradient);
    color: white;
    text-decoration: none;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: 0 10px 20px rgba(245, 32, 159, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

    .btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 15px 25px rgba(245, 32, 159, 0.4);
    }


.hero-visual {
    position: absolute;
    top: 58%;
    right: 20px;
    width: clamp(470px, 44vw, 560px);
    aspect-ratio: 1 / 1;
    transform: translateY(-50%);
    z-index: 0;
    pointer-events: none;
}

.visual-placeholder {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.circle-img {
    position: absolute;
    border-radius: 50%;
    background: var(--circle-glass-bg);
    border: 1px solid var(--circle-glass-border);
    pointer-events: none;
}

.circle-1 {
    width: clamp(310px, 62%, 350px);
    height: clamp(310px, 62%, 350px);
    top: 12%;
    right: 7%;
    backdrop-filter: blur(2px);
}

.circle-2 {
    width: clamp(170px, 36%, 200px);
    height: clamp(170px, 36%, 200px);
    bottom: 7%;
    left: 4%;
    background: var(--circle-accent-bg);
}

.circle-decoration {
    position: absolute;
    width: clamp(360px, 72%, 400px);
    height: clamp(360px, 72%, 400px);
    border: 3px solid var(--circle-ring-color);
    border-radius: 50%;
    top: 22%;
    right: 2%;
    z-index: -1;
    opacity: 0.7;
}

@media (max-width: 992px) {
    .navbar {
        padding: 14px 0;
    }

    .nav-container {
        align-items: flex-start;
    }

    .nav-links {
        gap: 10px;
    }

    .hero {
        padding-top: 170px;
        padding-bottom: 80px;
    }

    .hero-container {
        min-height: 0;
    }

    .hero-title {
        font-size: 44px;
    }

    .hero-subtitle {
        max-width: 100%;
    }

    .hero-visual {
        right: clamp(-260px, -22vw, -130px);
        width: clamp(320px, 60vw, 520px);
        opacity: 0.62;
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .nav-links {
        justify-content: center;
        margin-left: 0;
        gap: 8px;
    }

    .nav-links a {
        font-size: 13px;
    }

    .btn-outline {
        padding: 7px 14px;
    }

    .nav-links .btn-primary {
        padding: 10px 16px;
        font-size: 13px;
    }

    .hero {
        padding-top: 220px;
        padding-bottom: 72px;
        align-items: flex-start;
    }

    .hero-text {
        width: 100%;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-features li {
        align-items: flex-start;
    }

    .hero-visual {
        top: 48%;
        right: -260px;
        width: 470px;
        opacity: 0.36;
    }
}

@media (max-width: 480px) {
    .hero {
        padding-top: 240px;
    }

    .hero-title {
        font-size: 30px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .btn-primary {
        width: 100%;
        text-align: center;
        padding: 14px 22px;
    }

    .hero-visual {
        right: -300px;
        width: 430px;
        opacity: 0.28;
    }
}

/* ================= UTILITIES  ================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-section-title);
    margin-bottom: 20px;
    letter-spacing: 0;
}

.section-description {
    font-size: 18px;
    color: var(--text-section-desc);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 60px auto;
}

/* ================= ABOUT SECTION ================= */
.about-section {
    background-color: var(--about-bg);
    color: var(--text-section-title);
    padding: 120px 0;
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: var(--card-bg);
    padding: 40px 25px;
    border-radius: 16px;
    border: 1px solid var(--card-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}


    .feature-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 30px var(--section-shadow);
        border-color: rgba(245, 32, 159, 0.3); 
    }

/* SVG */
.feature-icon-svg {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(245, 32, 159, 0.1); 
    color: var(--magenta); 
    transition: all 0.3s ease;
}

    .feature-icon-svg svg {
        width: 32px;
        height: 32px;
    }

.feature-card:hover .feature-icon-svg {
    background: var(--brand-gradient);
    color: white;
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-section-title);
}

.feature-card p {
    font-size: 15px;
    color: var(--text-card);
    line-height: 1.6;
}

/* ================= INDUSTRIES SECTION ================= */
.industries-section {
    background: var(--brand-gradient);
    padding: 80px 0;
    text-align: center;
    color: var(--text-main);
}

.industries-title {
    font-size: 26px;
    font-weight: 400; 
    max-width: 800px;
    margin: 0 auto 50px auto;
    line-height: 1.5;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px; 
}

.industry-item {
    width: 100%;
    border-radius: 8px;
    aspect-ratio: 1 / 1; 
    overflow: hidden; 
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.1);
}

    .industry-item img {
        border-radius: 8px;
        width: 100%;
        height: 100%;
        object-fit: cover; 
        transition: transform 0.4s ease;
    }

    .industry-item:hover img {
        transform: scale(1.05);
    }

@media (max-width: 992px) {
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .industries-grid {
        grid-template-columns: 1fr;
    }

    .industries-title {
        font-size: 22px;
    }
}

/* ================= INDUSTRIES HOVER OVERLAY ================= */

.industry-item {
    position: relative; 
    
}

    .industry-item:hover img {
        transform: scale(1.08); 
    }

.industry-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(45, 45, 45, 0.95) 0%, rgba(45, 45, 45, 0.2) 70%);
    display: flex;
    align-items: center; 
    justify-content: center; 
    padding: 20px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s ease;
    z-index: 1; 
}

    .industry-overlay h3 {
        color: white; 
        font-size: 16px;
        font-weight: 700;
        text-align: center;
        text-transform: uppercase;
        letter-spacing: 0; 
        margin: 0; 
    }

.industry-item:hover .industry-overlay {
    opacity: 1;
    transform: translateY(0); 
}

/* ================= DEVICES ================= */
.devices-section {
    background-color: var(--devices-bg);
    padding: 100px 0;
    color: var(--text-section-title);
    position: relative;
    overflow: hidden;
}


    .devices-section::before {
        content: '';
        position: absolute;
        left: -40px;
        top: 50%;
        transform: translateY(-50%);
        width: 180px;
        height: 180px;
        border: 4px solid var(--magenta);
        border-radius: 50%;
        opacity: 0.9;
    }


    .devices-section::after {
        content: '';
        position: absolute;
        right: -60px;
        bottom: 20px;
        width: 250px;
        height: 250px;
        border: 4px solid var(--orange);
        border-radius: 50%;
        opacity: 0.9;
    }

.devices-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2; 
}

.devices-visual {
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

.img-fluid {
    max-width: 100%;
    height: auto;
    display: block;
}

.devices-image {
    display: none;
    width: 100%;
    max-width: 560px;
    transform-origin: center center;
}

html.light-mode .devices-image-light,
html.dark-mode .devices-image-dark {
    display: block;
}

html.dark-mode .devices-image-dark {
    transform: scale(1.35);
}

.devices-heading {
    font-size: 46px; 
    font-weight: 800;
    color: var(--text-section-title);
    line-height: 1.1;
    letter-spacing: 0;
    margin-bottom: 20px;
}

.devices-subheading {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-card);
    letter-spacing: 2px; 
    margin-bottom: 35px;
}

    .devices-features li {
        color: var(--text-section-title);
        font-size: 16px;
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

        .devices-features li span {
            color: var(--magenta);
            font-size: 14px;
        }


.devices-text .btn-primary {
    padding: 18px 40px;
    font-size: 18px;
}

.text-magenta-link {
    color: var(--magenta);
    font-weight: 700;
    font-size: 18px;
    text-decoration: none;
    transition: opacity 0.3s ease;
    display: inline-block;
}

    .text-magenta-link:hover {
        opacity: 0.8;
        text-decoration: underline;
    }

/* ================= BANNER ================= */
.cta-banner {
    background: var(--brand-gradient);
    padding: 25px 0;
    text-align: center;
}

    .cta-banner a {
        color: white;
        font-size: 22px;
        font-weight: 700;
        text-decoration: none;
    }

        .cta-banner a:hover {
            text-decoration: underline;
        }


@media (max-width: 992px) {
    .devices-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .devices-visual {
        margin-bottom: 30px;
    }

    .devices-section::before,
    .devices-section::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .devices-container {
        text-align: left;
    }

    .devices-features li {
        justify-content: flex-start;
    }
}

/* ================= CONOCE MAS DE... ================= */
.dynamic-separator {
    background: linear-gradient(90deg, #FC4C24 0%, #F5209F 100%) !important;
    padding: 35px 20px; 
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

    .dynamic-separator h2 {
        color: #ffffff !important; 
        font-size: 32px; 
        font-weight: 500;
        margin: 0;
        text-align: center;
        min-width: 600px;
    }

#typing-text {
    font-weight: 800;
    margin-left: 8px;
    display: none;
}

.dynamic-separator .cursor {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
    animation: blink 0.8s infinite;
    margin-left: 3px;
    display: none;
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .dynamic-separator h2 {
        font-size: 20px;
        min-width: 100%; 
        flex-direction: column;
        line-height: 1.4;
    }
}

/* ================= CONTACT SECTION ================= */
.contact-section {
    background-color: var(--contact-bg);
    padding: 100px 0;
    color: var(--text-section-title);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: 0;
}

.contact-info p {
    font-size: 16px;
    color: var(--contact-info-color);
    margin-bottom: 30px;
    line-height: 1.7;
}

/* ================= CONTACT FORM ================= */
.contact-form {
    background: var(--form-bg);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 30px var(--section-shadow); 
    border: 1px solid var(--card-border);
}

.form-group {
    margin-bottom: 20px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--form-border);
    border-radius: 8px;
    background-color: var(--form-input-bg);
    font-family: inherit;
    font-size: 15px;
    color: var(--form-input-color);
    outline: none;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

    .contact-form input:focus,
    .contact-form select:focus,
    .contact-form textarea:focus {
        border-color: var(--magenta);
        box-shadow: 0 0 0 3px rgba(245, 32, 159, 0.1);
    }

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--form-placeholder-color);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
    line-height: 1.55;
}
.contact-form select option {
    color: #111827;
}
.contact-form .input-validation-error,
.contact-form select.input-validation-error {
    border-color: #ff7aa2;
    box-shadow: 0 0 0 3px rgba(245, 32, 159, 0.14);
}
.field-validation-error {
    display: block;
    margin-top: 8px;
    color: #ff9cc0;
    font-size: 13px;
    font-weight: 600;
}
.validation-summary-errors {
    margin-bottom: 20px;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid rgba(255, 122, 162, 0.4);
    background: rgba(245, 32, 159, 0.08);
    color: #ffd3e3;
}
.validation-summary-errors ul {
    margin: 0;
    padding-left: 18px;
}
.contact-alert {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
}
.contact-alert-success {
    border: 1px solid rgba(252, 76, 36, 0.28);
    background: rgba(252, 76, 36, 0.12);
    color: #ffe1d5;
}

html.light-mode .contact-alert-success {
    border: 1px solid rgba(252, 76, 36, 0.26);
    background: rgba(252, 76, 36, 0.10);
    color: #9a3412;
}

.btn-submit {
    width: 100%;
    background: var(--magenta); 
    color: white;
    border: none;
    padding: 16px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

    .btn-submit:hover {
        background: var(--magenta);
        transform: translateY(-2px);
    }

/* ================= FOOTER ================= */
.footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 30px 0;
    text-align: center;
    font-size: 14px;
}

@media (max-width: 992px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
}

/* ================= OMPRELA WAVE ================= */

/* --- 1. HERO SECTION  --- */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -5%; 
    width: 80%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 600'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%23F5209F' stop-opacity='1'/%3E%3Cstop offset='100%25' stop-color='%232D2D2D' stop-opacity='0'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cg fill='none' stroke='url(%23g)' stroke-width='1' opacity='0.25'%3E%3Cpath d='M-100,-100 C 200,500 400,600 800,100'/%3E%3Cpath d='M-80,-100 C 210,510 410,610 820,100'/%3E%3Cpath d='M-60,-100 C 220,520 420,620 840,100'/%3E%3Cpath d='M-40,-100 C 230,530 430,630 860,100'/%3E%3Cpath d='M-20,-100 C 240,540 440,640 880,100'/%3E%3Cpath d='M0,-100 C 250,550 450,650 900,100'/%3E%3Cpath d='M20,-100 C 260,560 460,660 920,100'/%3E%3Cpath d='M40,-100 C 270,570 470,670 940,100'/%3E%3Cpath d='M60,-100 C 280,580 480,680 960,100'/%3E%3Cpath d='M80,-100 C 290,590 490,690 980,100'/%3E%3Cpath d='M100,-100 C 300,600 500,700 1000,100'/%3E%3Cpath d='M120,-100 C 310,610 510,710 1020,100'/%3E%3Cpath d='M140,-100 C 320,620 520,720 1040,100'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: top left;
    z-index: 0;
    opacity: var(--hero-wave-opacity);
    pointer-events: none;
}

/* --- 2. ABOUT SECTION  --- */
.about-section {
    position: relative;
    overflow: hidden;
}

    .about-section .container {
        position: relative;
        z-index: 2;
    }

    .about-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 35%; 
        height: 100%;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 800' preserveAspectRatio='none'%3E%3Cdefs%3E%3ClinearGradient id='gL' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%232D2D2D' stop-opacity='0.15'/%3E%3Cstop offset='100%25' stop-color='%23FC4C24' stop-opacity='0.6'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cg fill='none' stroke='url(%23gL)' stroke-width='1'%3E%3Cpath d='M -100,0 C 200,200 300,600 -50,800'/%3E%3Cpath d='M -80,0 C 220,210 320,610 -30,800'/%3E%3Cpath d='M -60,0 C 240,220 340,620 -10,800'/%3E%3Cpath d='M -40,0 C 260,230 360,630 10,800'/%3E%3Cpath d='M -20,0 C 280,240 380,640 30,800'/%3E%3Cpath d='M 0,0 C 300,250 400,650 50,800'/%3E%3Cpath d='M 20,0 C 320,260 420,660 70,800'/%3E%3Cpath d='M 40,0 C 340,270 440,670 90,800'/%3E%3Cpath d='M 60,0 C 360,280 460,680 110,800'/%3E%3Cpath d='M 80,0 C 380,290 480,690 130,800'/%3E%3C/g%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-size: 100% 100%;
        z-index: 1;
    }

    .about-section::after {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 35%; 
        height: 100%;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 800' preserveAspectRatio='none'%3E%3Cdefs%3E%3ClinearGradient id='gR' x1='0%25' y1='0%25' x2='0%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%232D2D2D' stop-opacity='0.02'/%3E%3Cstop offset='100%25' stop-color='%23F5209F' stop-opacity='0.5'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cg fill='none' stroke='url(%23gR)' stroke-width='1'%3E%3Cpath d='M 500,0 C 200,200 100,600 450,800'/%3E%3Cpath d='M 480,0 C 180,210 80,610 430,800'/%3E%3Cpath d='M 460,0 C 160,220 60,620 410,800'/%3E%3Cpath d='M 440,0 C 140,230 40,630 390,800'/%3E%3Cpath d='M 420,0 C 120,240 20,640 370,800'/%3E%3Cpath d='M 400,0 C 100,250 0,650 350,800'/%3E%3Cpath d='M 380,0 C 80,260 -20,660 330,800'/%3E%3Cpath d='M 360,0 C 60,270 -40,670 310,800'/%3E%3Cpath d='M 340,0 C 40,280 -60,680 290,800'/%3E%3Cpath d='M 320,0 C 20,290 -80,690 270,800'/%3E%3C/g%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-size: 100% 100%;
        z-index: 1;
    }


/* ================= CONTACT SECTION  ================= */
.contact-section {
    position: relative;
    overflow: hidden;
}

.contact-container {
    position: relative;
    z-index: 2;
}

.contact-section::before {
    content: '';
    position: absolute;
    bottom: -5%;
    left: -5%; 
    width: 28%; 
    height: 55%; 

    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 800' preserveAspectRatio='none'%3E%3Cdefs%3E%3ClinearGradient id='gC_L' x1='0%25' y1='100%25' x2='100%25' y2='0%25'%3E%3Cstop offset='0%25' stop-color='%232D2D2D' stop-opacity='0.05'/%3E%3Cstop offset='100%25' stop-color='%23F5209F' stop-opacity='0.6'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cg fill='none' stroke='url(%23gC_L)' stroke-width='1'%3E%3Cpath d='M -100,800 C 200,600 300,200 -50,0'/%3E%3Cpath d='M -80,800 C 220,590 320,190 -30,0'/%3E%3Cpath d='M -60,800 C 240,580 340,180 -10,0'/%3E%3Cpath d='M -40,800 C 260,570 360,170 10,0'/%3E%3Cpath d='M -20,800 C 280,560 380,160 30,0'/%3E%3Cpath d='M 0,800 C 300,550 400,150 50,0'/%3E%3Cpath d='M 20,800 C 320,540 420,140 70,0'/%3E%3Cpath d='M 40,800 C 340,530 440,130 90,0'/%3E%3Cpath d='M 60,800 C 360,520 460,120 110,0'/%3E%3Cpath d='M 80,800 C 380,510 480,110 130,0'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    z-index: 1;
    opacity: 0.6; 
}

.contact-section::after {
    content: '';
    position: absolute;
    top: -5%; 
    right: -5%; 
    width: 28%;
    height: 55%; 

    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 800' preserveAspectRatio='none'%3E%3Cdefs%3E%3ClinearGradient id='gC_R' x1='100%25' y1='0%25' x2='0%25' y2='100%25'%3E%3Cstop offset='0%25' stop-color='%23FC4C24' stop-opacity='0.4'/%3E%3Cstop offset='100%25' stop-color='%232D2D2D' stop-opacity='0.02'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cg fill='none' stroke='url(%23gC_R)' stroke-width='1'%3E%3Cpath d='M 500,0 C 200,200 100,600 450,800'/%3E%3Cpath d='M 480,0 C 180,210 80,610 430,800'/%3E%3Cpath d='M 460,0 C 160,220 60,620 410,800'/%3E%3Cpath d='M 440,0 C 140,230 40,630 390,800'/%3E%3Cpath d='M 420,0 C 120,240 20,640 370,800'/%3E%3Cpath d='M 400,0 C 100,250 0,650 350,800'/%3E%3Cpath d='M 380,0 C 80,260 -20,660 330,800'/%3E%3Cpath d='M 360,0 C 60,270 -40,670 310,800'/%3E%3Cpath d='M 340,0 C 40,280 -60,680 290,800'/%3E%3Cpath d='M 320,0 C 20,290 -80,690 270,800'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    z-index: 1;
    opacity: 0.6;
}


.theme-switcher {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--switch-bg);
    border: 1px solid var(--switch-border);
    border-radius: 50px;
    padding: 4px;
    transition: background 0.3s ease, border-color 0.3s ease;
}


.theme-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--switch-icon);
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease;
}

.theme-btn:hover {
    background: rgba(249, 43, 154, 0.15);
    color: var(--magenta);
    transform: translateY(-1px);
}

.theme-btn.active {
    background: var(--brand-gradient);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(249, 43, 154, 0.4);
}

@media (max-width: 768px) {
    .theme-switcher {
        order: 3;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

    
/* ================= HERO TITLE RESPONSIVE ================= */
.hero-title-short { display: none; }
.hero-title-long  { display: inline; }

@media (max-width: 480px) {
    .hero-title-long  { display: none; }
    .hero-title-short { display: inline; }
}

/* ================= HEADER MOBILE ================= */
@media (max-width: 768px) {
    .navbar {
        padding: 10px 0;
        transition: padding 0.3s ease;
    }

    .nav-container {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .brand-logo {
        transition: opacity 0.25s ease, max-height 0.25s ease, max-width 0.25s ease, margin 0.25s ease;
        overflow: hidden;
        max-height: 90px;
        max-width: 200px;
        opacity: 1;
    }

    .img-logo {
        height: 55px;
    }

    .nav-links {
        margin-left: 0;
        justify-content: center;
        gap: 6px;
        flex-wrap: nowrap;
        width: 100%;
    }

    .nav-links a {
        font-size: 12px;
        white-space: nowrap;
    }

    .btn-outline {
        padding: 6px 12px;
    }

    .nav-links .btn-primary {
        padding: 9px 14px;
        font-size: 12px;
    }

    .navbar.scrolled .brand-logo {
        max-height: 0;
        max-width: 0;
        opacity: 0;
        margin: 0;
        padding: 0;
        pointer-events: none;
    }

    .navbar.scrolled {
        padding: 8px 0;
    }

    .navbar.scrolled .nav-container {
        flex-direction: column;
        align-items: center;
    }

    .navbar.scrolled .nav-links {
        margin-left: 0;
    }
}
.bot-field {
    position: absolute !important;
    left: -10000px !important;
    top: auto !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.contact-alert-error {
    border: 1px solid rgba(245, 32, 159, 0.28);
    background: rgba(245, 32, 159, 0.08);
    color: #ffd6ee;
}

html.light-mode .contact-alert-error {
    border: 1px solid rgba(245, 32, 159, 0.22);
    background: rgba(245, 32, 159, 0.06);
    color: #9d174d;
}

.btn-submit:disabled {
    opacity: 0.72;
    cursor: wait;
    transform: none;
}

.validation-summary-errors {
    display: none;
}